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Finding the Fourth Proportional to 464.58, 696.38 and 233.64

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Solution

The fourth proportional to 464.58, 696.38 and 233.64 is: 350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.58 : 696.38 = 233.64 : x
  2. Step 2: Convert to fraction form
    464.58/696.38 = 233.64/x
  3. Step 3: Cross multiply
    464.58x = 696.38 × 233.64
  4. Step 4: Simplify right side
    464.58x = 162,701.06
  5. Step 5: Solve for x
    x = 162,701.06/464.58
  6. Step 6: Final answer
    x = 350.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.